From round to rectangular
The oldest monumental buildings — Göbekli Tepe's great enclosures of the Pre-Pottery Neolithic A — are round or oval. A drystone wall rings the space; a bench runs around the inside; smaller T-pillars stand in the wall facing inward; and two much larger T-pillars stand at the centre. Over the following centuries, in the Pre-Pottery Neolithic B, buildings become smaller and more rectangular — you can see both phases stacked at Göbekli Tepe (the older Layer III below the younger Layer II).
This shift from round to rectangular is one of the defining architectural stories of the whole Neolithic, and Taş Tepeler lets you watch it happen in one landscape.
Cut into the living rock
Karahan Tepe adds a different technique. Rather than only building up from the ground, its makers carved rooms, pillars, and channels down into the bedrock itself. The famous pillared room (Structure AB) and its watching head are quarried from solid rock, not assembled from blocks. This rock-cut architecture gives Karahan its uncanny, sculpted feel and shows the range of what these communities could do.
Recurring features cross the sites: benches for gathering, niches and cup-holes, carved channels, and porthole stones — large slabs pierced by a round opening that acted as symbolic or literal doorways between spaces.
Floors, walls, and finish
In the later buildings, floors were sometimes finished in terrazzo — a hard, polished surface of burnt lime, laboriously made and maintained. Walls were drystone, often plastered. None of this was casual construction: it required lime-burning, quarrying, and upkeep, all without metal or the wheel.
Some researchers have gone further and argued for deliberate geometric planning. Haklay and Gopher (2020) proposed that the centres of three Göbekli enclosures form an almost perfect equilateral triangle — evidence, they suggest, of a pre-planned design. It is a debated claim, but it captures how much intention these buildings seem to hold.
Common questions
What are Göbekli Tepe's buildings made of?
Quarried limestone: drystone ring walls, benches, and T-shaped pillars, with plastered walls and, in later phases, polished lime terrazzo floors.
What is a porthole stone?
A large stone slab pierced by a round hole, used as a doorway or symbolic passage between spaces in these Neolithic buildings.
How is Karahan Tepe's architecture different from Göbekli Tepe's?
Much of Karahan Tepe is carved directly down into the bedrock — rooms, pillars, and channels cut from solid rock — whereas Göbekli Tepe's enclosures are largely built up from quarried blocks.
Sources & further reading
- Haklay, G. & Gopher, A. (2020). Geometry and Architectural Planning at Göbekli Tepe, Turkey. Cambridge Archaeological Journal 30(2): 343–357.
- Schmidt, K. (2012). Göbekli Tepe: A Stone Age Sanctuary in South-Eastern Anatolia. Berlin: ex oriente. The foundational monograph by the site's first excavator.
- Karul, N. (2021). Buried Buildings at Pre-Pottery Neolithic Karahantepe. Türk Arkeoloji ve Etnografya Dergisi 82: 19–29.
- Notroff, J., Dietrich, O. & Schmidt, K. (2014). Building Monuments, Creating Communities. Early monumental architecture at Pre-Pottery Neolithic Göbekli Tepe. In J.F. Osborne (ed.), Approaching Monumentality in Archaeology: 83–105. Albany: SUNY Press.
Full bibliography: the Taş Tepeler reference library →